$n_{\text{current},\text{tick-mark}}$

$G{A}_{\text{current},\text{tick-mark}}$

$G{A}_{\text{current},\text{background}}$

$\Delta {\theta }_{\text{now}}$

variance

5.3

8.3

6.1

0.003

average

52.2

150.1

169.9

0.094

variance/average

10.1%

5.5%

3.6%

3.2%