The primary issue market has hit an all-time high with 63 corporates raising Rs 1,18,704 crore through main-board initial public offerings (IPOs) so far in 2021, which is nearly 4.5 times more than the Rs 26,613 crore raised through 15 issues in 2020 and almost double of the previous best of Rs 68,827 crore in 2017, according to a report.