The source of the data is Wikipedia. There seem to be tiny differences (1-2 crores) between Wikipedia and data released by the Indian GST Council. Month 2017 2018 2019 2020 2021 2022 2023 Jan 89,825 102,503 110,818 119,875 140,986 157,554 Feb 85,962 97,247 105,366 113,143 133,026 149,577 Mar 92,167 106,577 97,597 123,902 142,095 160,122 Apr 103,459 113,865 32,294 139,708 167,540 187,035 May 94,016 100,289 62,009 97,821 140,885 157,090 Jun 95,610 99,938 90,917 92,800 144,616 161,497 Jul 21,572 96,483 102,083 87,422 116,393 148,995 165,105 Aug 95,633 93,960 98,203 86,449 112,020