Colorado reported a month-on-month rise in sports betting revenue in July despite the US state experiencing a decline in revenue during the month.
Online betting accounted for $19.5m of sports wagering revenue in June, compared to just $195,946 from retail sportsbooks in the state.
In terms of spending, players bet $229.8m on sports in June, down 10.1% from $249.0m in May and the lowest monthly amount of the calendar year to date.
A total of $227.1m was wagered with online operators, while the remaining $2.7m was bet at retail sportsbook facilities.
Basketball remained the most popular sports to wager on in Colorado, attracted $74.9m in total bets during the month.
Baseball followed in second with $54.6m in bets, then soccer on $12.8m, tennis at $12.3m and ice hockey with $10.7m.
The state was able to generate $1.2m in taxes from sports wagering in June, while players won a total of $210.0m.