Я бы предпочел использовать подход API в этом случае, это было бы быстрее и проще получить данные. А также вам не нужно загружать количество страниц в таблице. Ниже приведен код API для получения кода ответа (просто изменили диапазон дат, чтобы убедиться, что вы увидите данные нескольких страниц за один запрос)
import requests
url = "http://www.scstrade.com/MarketStatistics/MS_HistoricalIndices.aspx/chart"
payload = "{\"par\": \"KSE All\", \"date1\": \"01/03/2020\",\"date2\": \"03/12/2020\"}"
headers = {
'Content-Type': 'application/json'
}
response = requests.request("POST", url, headers=headers, data = payload)
print(response.text.encode('utf8'))
Единственное, что вам нужно изменить формат даты в ответе.
результат:
b'{"d":[{"kse_index_id":13362,"kse_index_type_id":1,"kse_index_date":"\\/Date(1577991600000)\\/","kse_index_open":30046.67,"kse_index_high":30053.64,"kse_index_low":29665.65,"kse_index_close":29774.00,"kse_index_value":322398592,"kse_index_change":-98.97,"kse_index_changep":-0.33},{"kse_index_id":13366,"kse_index_type_id":1,"kse_index_date":"\\/Date(1578250800000)\\/","kse_index_open":29547.06,"kse_index_high":29774.00,"kse_index_low":29101.65,"kse_index_close":29145.52,"kse_index_value":266525664,"kse_index_change":-628.48,"kse_index_changep":-2.11},{"kse_index_id":13370,"kse_index_type_id":1,"kse_index_date":"\\/Date(1578337200000)\\/","kse_index_open":29209.91,"kse_index_high":29393.74,"kse_index_low":29072.69,"kse_index_close":29375.75,"kse_index_value":206397936,"kse_index_change":230.23,"kse_index_changep":0.79},{"kse_index_id":13374,"kse_index_type_id":1,"kse_index_date":"\\/Date(1578423600000)\\/","kse_index_open":29157.77,"kse_index_high":29375.75,"kse_index_low":28882.75,"kse_index_close":29010.85,"kse_index_value":279807072,"kse_index_change":-364.90,"kse_index_changep":-1.24},{"kse_index_id":13378,"kse_index_type_id":1,"kse_index_date":"\\/Date(1578510000000)\\/","kse_index_open":29319.08,"kse_index_high":29667.92,"kse_index_low":29010.85,"kse_index_close":29654.66,"kse_index_value":361992128,"kse_index_change":643.81,"kse_index_changep":2.22},{"kse_index_id":13382,"kse_index_type_id":1,"kse_index_date":"\\/Date(1578596400000)\\/","kse_index_open":29732.02,"kse_index_high":30070.99,"kse_index_low":29654.66,"kse_index_close":30058.45,"kse_index_value":400051936,"kse_index_change":403.79,"kse_index_changep":1.36},{"kse_index_id":13386,"kse_index_type_id":1,"kse_index_date":"\\/Date(1578855600000)\\/","kse_index_open":30109.26,"kse_index_high":30194.74,"kse_index_low":29901.75,"kse_index_close":30020.98,"kse_index_value":365810592,"kse_index_change":-37.47,"kse_index_changep":-0.13},{"kse_index_id":13390,"kse_index_type_id":1,"kse_index_date":"\\/Date(1578942000000)\\/","kse_index_open":30059.23,"kse_index_high":30150.96,"kse_index_low":29932.22,"kse_index_close":29973.44,"kse_index_value":249556960,"kse_index_change":-47.54,"kse_index_changep":-0.16},{"kse_index_id":13394,"kse_index_type_id":1,"kse_index_date":"\\/Date(1579028400000)\\/","kse_index_open":29986.93,"kse_index_high":29999.17,"kse_index_low":29799.04,"kse_index_close":29892.79,"kse_index_value":171127728,"kse_index_change":-80.65,"kse_index_changep":-0.27},{"kse_index_id":13398,"kse_index_type_id":1,"kse_index_date":"\\/Date(1579114800000)\\/","kse_index_open":29913.22,"kse_index_high":30007.53,"kse_index_low":29779.46,"kse_index_close":29914.47,"kse_index_value":229585632,"kse_index_change":21.68,"kse_index_changep":0.07},{"kse_index_id":13402,"kse_index_type_id":1,"kse_index_date":"\\/Date(1579201200000)\\/","kse_index_open":29929.81,"kse_index_high":30037.83,"kse_index_low":29914.46,"kse_index_close":29998.45,"kse_index_value":211220464,"kse_index_change":83.98,"kse_index_changep":0.28},{"kse_index_id":13406,"kse_index_type_id":1,"kse_index_date":"\\/Date(1579460400000)\\/","kse_index_open":30043.65,"kse_index_high":30089.73,"kse_index_low":29734.95,"kse_index_close":29808.60,"kse_index_value":173774336,"kse_index_change":-189.85,"kse_index_changep":-0.63},{"kse_index_id":13410,"kse_index_type_id":1,"kse_index_date":"\\/Date(1579546800000)\\/","kse_index_open":29856.28,"kse_index_high":29928.72,"kse_index_low":29621.78,"kse_index_close":29735.95,"kse_index_value":177421264,"kse_index_change":-72.65,"kse_index_changep":-0.24},{"kse_index_id":13414,"kse_index_type_id":1,"kse_index_date":"\\/Date(1579633200000)\\/","kse_index_open":29746.05,"kse_index_high":29754.25,"kse_index_low":29308.76,"kse_index_close":29561.63,"kse_index_value":177486256,"kse_index_change":-174.32,"kse_index_changep":-0.59},{"kse_index_id":13418,"kse_index_type_id":1,"kse_index_date":"\\/Date(1579719600000)\\/","kse_index_open":29621.60,"kse_index_high":29759.68,"kse_index_low":29409.24,"kse_index_close":29456.52,"kse_index_value":230561152,"kse_index_change":-105.11,"kse_index_changep":-0.36},{"kse_index_id":13422,"kse_index_type_id":1,"kse_index_date":"\\/Date(1579806000000)\\/","kse_index_open":29440.00,"kse_index_high":29585.39,"kse_index_low":29318.90,"kse_index_close":29529.89,"kse_index_value":172677024,"kse_index_change":73.37,"kse_index_changep":0.25},{"kse_index_id":13426,"kse_index_type_id":1,"kse_index_date":"\\/Date(1580065200000)\\/","kse_index_open":29533.27,"kse_index_high":29594.55,"kse_index_low":29431.95,"kse_index_close":29462.60,"kse_index_value":198224992,"kse_index_change":-67.29,"kse_index_changep":-0.23},{"kse_index_id":13430,"kse_index_type_id":1,"kse_index_date":"\\/Date(1580151600000)\\/","kse_index_open":29457.47,"kse_index_high":29462.59,"kse_index_low":29230.53,"kse_index_close":29345.90,"kse_index_value":188781760,"kse_index_change":-116.70,"kse_index_changep":-0.40},{"kse_index_id":13434,"kse_index_type_id":1,"kse_index_date":"\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