3.5.1 Cotizaciones del dólar de Estados Unidos de América en el mercado nacionalnull
En sucres
PERIODO CANJE MERCADO LIBRE MERCADO DE INTERVENCION (3) PERIODO CANJE MERCADO LIBRE MERCADO DE INTERVENCION (3)
INTERBANCARIO (1) TOTAL SISTEMA FINANCIERO (2) Promedio del período Final del período INTERBANCARIO (1) TOTAL SISTEMA FINANCIERO (2) Promedio del período Final del período
Promedio del período Final del período Promedio del período Final del período Compra Venta Compra Venta Promedio del período Final del período Promedio del período Final del período Compra Venta Compra Venta
Compra Venta Compra Venta Compra Venta Compra Venta Compra Venta Compra Venta Compra Venta Compra Venta
                            
                            
1980 27.4127.9727.9428.4627.5927.7827.8827.8826.7527.1526.7527.15  1997 Enero 3674.553675.183704.003704.003671.783672.813702.063704.363585.093658.303611.003685.00
1981 30.5631.2532.8733.7230.5830.8132.8932.8927.5827.8730.7230.77           Febrero 3737.353738.533761.003763.003737.463739.573756.793761.123647.753722.253666.003741.00
1982 50.3151.0364.5865.1649.3450.0962.5562.5530.0034.1130.0035.30           Marzo 3783.653784.353800.003801.003782.813784.113801.183804.813700.143775.673718.003794.00
1983 83.2084.7886.8888.7883.2084.7986.8886.8882.3683.2287.0087.90           Abril 3831.733832.643870.003871.003833.213834.083869.193870.733741.323817.683779.003856.00
1984 96.7598.69116.93119.2896.6798.65117.68117.6891.5592.7095.0096.50           Mayo 3896.103897.103911.003912.003896.673898.223910.493912.823805.593883.273823.003901.00
1985 116.29117.24123.82126.37115.52116.29124.84125.2395.0096.5095.0096.50           Junio 3952.143953.383988.003989.003952.963954.853986.603990.063859.573938.103891.003970.00
1986 150.85151.40144.25147.25148.08148.51144.85147.25122.08123.45146.00147.00           Julio 4016.264017.044044.004045.004017.944018.904042.914045.753921.044001.043955.004036.00
1987 193.23193.80245.59249.13193.23193.80245.75248.75169.97170.97221.00222.00           Agosto 4087.144088.144107.004108.004086.054088.244104.804110.903991.674073.144012.004094.00
1988 435.03436.19498.32512.83435.03436.19500.00512.50294.34308.88410.88454.13           Septiembre 4127.954128.824141.004142.004128.914130.394139.964142.254039.914122.454054.004137.00
1989 567.24568.18653.53664.50567.24568.18656.00668.10510.91542.09642.00654.84           Octubre 4193.864195.324263.004264.004194.954194.894262.144263.714085.304168.744128.004212.00
1990 821.14821.91883.70898.10821.14821.91883.50899.50760.30775.51869.50886.89           Noviembre 4279.684280.954328.004329.004276.774277.904327.524327.094177.504262.754194.004280.00
1991 1099.461100.851290.771310.251099.461100.851280.501301.501039.621060.421258.001283.16           Diciembre 4391.954394.144425.004428.004392.834393.584432.794437.444285.964373.434349.004438.00
1992 1573.761598.021843.501846.201586.351587.721843.501846.941529.631576.871700.002000.00              
1993 1918.581919.342044.002046.001916.911919.412040.842043.781705.921989.441779.002029.00  1998 Enero 4497.054498.904527.004527.004497.254498.554526.574526.514385.594475.274403.004493.00
1994 2196.242197.222268.002270.002195.772197.782277.172279.691975.022192.722251.002297.00           Febrero 4536.674537.674550.004551.004536.694537.654547.964551.604442.754533.754449.004540.00
1995 2563.772565.222922.002925.002563.942566.002924.502926.052501.062552.082864.002922.00           Marzo 4659.054661.594886.004887.004658.044658.394884.934885.514507.644599.684679.004774.00
1996 3188.763190.193634.003635.003189.513191.343631.743633.853112.953176.553554.003627.00           Abril 4958.864961.865072.005076.004956.704960.005063.545072.944808.714906.674923.005023.00
1997 3997.703998.804425.004428.003997.703998.964432.794437.443903.403983.074349.004438.00           Mayo 5149.305152.005223.005227.005147.655150.825222.235228.295008.505110.505054.005157.00
1998 5436.725446.446765.006825.005438.195442.806761.246770.425294.855402.946391.006521.00           Junio 5232.415236.555272.005275.005232.365235.625264.475272.545120.185224.825172.005278.00
1999 11649.2611786.8019858.0020243.0011658.8311729.1019525.8919917.1411316.8411547.8217921.0018287.00           Julio 5296.655300.435357.005361.005298.945301.805353.495354.805182.435288.435174.005280.00
                         Agosto 5426.605431.405471.005485.005427.915432.235482.705488.035283.705391.555384.005494.00
1995 Enero 2344.732346.592374.002376.002346.362348.912373.342375.852277.362324.002331.002379.00           Septiembre 5877.185899.366211.006255.005877.735886.846185.956223.585608.865723.146013.006136.00
          Febrero 2388.502391.402414.002416.002387.832390.872410.822415.382336.252383.752361.002409.00           Octubre 6614.336642.246707.006740.006619.506619.886736.006745.566388.196518.626680.006816.00
          Marzo 2406.432407.742417.002418.002406.152408.712415.772419.422358.612406.612369.002417.00           Noviembre 6417.216442.376449.006463.006430.526449.106462.456459.726381.846512.006356.006486.00
          Abril 2431.582432.742454.002455.002432.272433.482453.612454.642374.752423.002388.002437.00           Diciembre 6575.386592.906765.006825.006574.996582.736761.246770.426419.766550.906391.006521.00
          Mayo 2456.712457.672473.002474.002456.472458.452471.752474.202406.332455.332410.002459.00              
          Junio 2528.552530.592586.002586.002531.232532.872582.442584.452454.322504.232508.002559.00  1999 Enero 7112.457133.107245.007260.007114.427124.287232.127239.896869.117009.256977.007119.00
          Julio 2573.902575.332577.002579.002573.712575.352575.642578.452524.572576.102526.002578.00          Febrero 7759.357807.299252.009349.007752.307762.349135.659215.487251.357399.247516.007669.00
          Agosto 2592.182593.412616.002616.002591.352594.512613.892616.632532.302584.482556.002609.00          Marzo 10224.8910754.339971.0010067.0010420.6010530.2610017.1210111.5210283.6510493.5710828.0011049.00
          Septiembre 2631.142632.052656.002657.002631.292632.582654.982657.402571.952624.482577.002630.00          Abril 9366.299430.008994.009024.009388.119425.059010.119031.699539.439734.248890.009071.00
          Octubre 2676.622677.672735.002739.002679.532680.742729.182732.452611.772664.862627.002681.00          Mayo 8932.308968.959312.009377.008954.029000.549318.529349.878705.108882.909387.009579.00
          Noviembre 2820.402822.352896.002896.002815.572817.672894.022896.932716.092771.732822.002880.00          Junio 10837.4510923.1811124.0011236.0010823.6710842.1811157.8011201.2210261.0910470.7311667.0011905.00
          Diciembre 2914.532915.052922.002925.002915.512917.872924.502926.052848.432906.432864.002922.00          Julio 11667.1411723.0011590.0011651.0011674.9411716.1011546.0911625.2011471.3211705.4511412.0011645.00
                        Agosto 11133.2911197.2410831.0010913.0011174.5811189.0310979.3810924.0611127.3311354.2410849.0011070.00
1996 Enero 2922.912924.732958.002962.002923.212923.552957.822957.622865.352923.782861.002919.00          Septiembre 12004.6412116.5013637.0013801.0012027.6812076.9413596.0013561.8611253.4511483.1412731.0012991.00
          Febrero 2949.422951.112978.002980.002949.432951.212976.892978.892883.192942.102890.002949.00          Octubre 15442.4315656.8116428.0016558.0015279.5415530.7516375.4016602.5314649.8114948.6216091.0016419.00
          Marzo 3020.293021.243053.003053.003021.803023.723058.673062.182942.383002.572976.003037.00          Noviembre 17314.5017525.4516867.0016978.0017314.1917411.2216855.0417005.1216991.6517338.4517495.0017852.00
          Abril 3069.953070.953087.003088.003070.933072.533086.913088.113002.323063.553013.003074.00          Diciembre 17996.4518205.7719858.0020243.0017981.8718140.5619525.8919917.1417398.8217754.0517921.0018287.00
          Mayo 3115.143115.673126.003128.003115.373117.553124.993127.273041.703103.573062.003124.00              
          Junio 3135.303136.503174.003174.003137.953138.823174.953177.583064.503127.253066.003129.00  2000 Enero 24473.0524761.0025000.0025000.0024278.4424578.1024260.8424310.3323035.2423505.4824500.0025000.00
          Julio 3176.263177.303217.003217.003176.163178.023216.493218.433104.523167.873133.003197.00          Febrero 24999.8625000.0025000.0025000.0024999.8625000.0025000.0025000.0024500.0025000.0024500.0025000.00
          Agosto 3266.413268.863277.003279.003269.213272.413276.293280.163185.953251.093226.003292.00          Marzo 1 -12 25000.0025000.0025000.0025000.0024448.1725025.8524838.5124997.5124500.0025000.0024500.0025000.00
          Septiembre 3292.763294.483306.003308.003293.473296.723305.023308.863226.673292.673225.003291.00          A partir de marzo 1325000.00            
          Octubre 3320.593322.773331.003333.003321.063323.803328.023330.543247.833314.223265.003332.00              
          Noviembre 3400.433401.953510.003511.003404.143405.563517.423521.433294.523362.003330.003398.00              
          Diciembre 3595.653596.753634.003635.003591.433592.213631.743633.853496.503567.913554.003627.00              
(1) De acuerdo al artículo 1 de la Ley para la Transformación Económica del Ecuador publicada en el R.O.No. 34, a partir del 13 de marzo de 2000, fecha de su publicación y por el plazo de 180 días se canjea un dólar de los Estados Unidos de América en  25,000 sucres, luego de lo cual el Banco Central de Ecuador no podrá realizar la emisión de nuevos sucres, salvo moneda fraccionaria. Este artículo elimina el concepto de cotización del sucre con respecto a la divisa estadounidense en el mercado de cambios nacional.
(2) Los datos desde 1987 hasta octubre de 1992 corresponden a encuestas realizadas por el Banco Central del Ecuador; a partir de esa fecha hasta el 10 de marzo de 2000 las cotizaciones corresponden a las registradas en la mesa de cambios.
(3) Incluye las transacciones realizadas en bancos, financieras y casas de cambio. 
(4) Según Regulaciones de Junta Monetaria No.858-93 de septiembre 1 de 1993 y No. 904-94 de 1 de noviembre de 1994, corresponde al tipo de cambio para las transacciones de compra-venta del Banco Central del Ecuador. 
FUENTE: Banco Central del Ecuador.