The following table contains data on market advances and declines.

Market Advances and Declines
Day	Advances (in millions)	Declines (in millions)
1	916	708
2	657	1,003
3	719	799
4	514	978
5	507	1,042
6	952	714
7	1,015	611
8	913	730
9	860	738
10	776	776

a. If the trading volume in advancing shares on day 1 was 2.1 billion shares, while the volume in declining issues was 1.8 billion shares, what was the trin statistic for that day? (Do not round intermediate calculations. Round your answer to 4 decimal places.)