The Sunday Times Hiscox Tech Track 100 league table ranks Britainâ€™s 100 private tech companies with the fastest-growing sales over the latest three years.
As itâ€™s been running for 15 years â€“ with the 2015 league table announced last month â€“ we thought it would be interesting to look back at the developments that have taken place over that time, both within the Tech Track 100 league table and in the wider UK tech industry.
Whatâ€™s staggering isÂ the growth in total turnover of theÂ 100 companies featured in the league table each year, which has gone from Â£414 million in 2001, to Â£2.4 billionÂ in 2015.
In the infographic below, we chart the significant developments yearly by sector, product launch and total turnover of Tech Track 100 companies. The question is: what will next yearâ€™s big development be..?