Automatic Counter Volumes
| Year | Jan. | Feb. | Mar. | Apr. | May. | Jun. | Jul. | Aug. | Sep. | Oct. | Nov. | Dec. | 24-Hour Annual Avg. |
| 1997 |
1773 |
2324 |
2423 |
2650 |
3340 |
3751 |
4684 |
4250 |
3569 |
3344 |
2837 |
2523 |
3122 |
| 1998 |
2365 |
2526 |
2721 |
3145 |
3478 |
4379 |
5006 |
4770 |
3936 |
3685 |
2954 |
2703 |
3472 |
| 1999 |
2684 |
2611 |
3045 |
3584 |
3952 |
4744 |
5473 |
4840 |
4442 |
4215 |
3434 |
3114 |
3845 |
| 2000 |
2954 |
3262 |
3621 |
4319 |
4704 |
5695 |
6095 |
5517 |
4683 |
4510 |
3376 |
3538 |
4356 |
| 2001 |
3413 |
3567 |
4009 |
4588 |
5294 |
5810 |
6264 |
5760 |
4970 |
4797 |
4135 |
3576 |
4682 |
| 2002 |
3514 |
3650 |
3764 |
4584 |
5353 |
6030 |
6414 |
5635 |
4858 |
4722 |
3957 |
3586 |
4672 |
| 2003 |
3642 |
3631 |
3792 |
4159 |
4972 |
5846 |
6401 |
5510 |
4705 |
4658 |
3759 |
3532 |
4551 |
| 2004 |
3309 |
3462 |
3869 |
4433 |
4726 |
5492 |
6109 |
5485 |
4618 |
4414 |
3692 |
3443 |
4421 |
| 2005 |
3385 |
3614 |
3768 |
4201 |
4827 |
5428 |
6419 |
5619 |
4496 |
4311 |
3689 |
3302 |
4422 |
| 2006 |
3394 |
3641 |
3604 |
4284 |
5034 |
5847 |
6589 |
5653 |
4934 |
4668 |
3853 |
3534 |
4586 |
| 2007 |
3496 |
3619 |
4028 |
4478 |
5093 |
5997 |
6459 |
5572 |
4852 |
4553 |
3882 |
3437 |
4622 |
| 2008 |
3235 |
3394 |
3771 |
4229 |
5057 |
5359 |
5979 |
5622 |
4498 |
4396 |
3719 |
3107 |
4364 |
| 2009 |
3221 |
3432 |
3501 |
4255 |
5287 |
5403 |
6609 |
5950 |
4951 |
4271 |
3692 |
3123 |
4475 |
| 2010 |
3178 |
3412 |
3691 |
4046 |
4419 |
5443 |
6345 |
5542 |
4618 |
4271 |
3329 |
3012 |
4276 |
| 2011 |
3160 |
3182 |
3229 |
3769 |
4445 |
5425 |
6098 |
5678 |
4796 |
4223 |
3440 |
3226 |
4223 |
| 2012 |
3136 |
3303 |
3378 |
4374 |
4893 |
5594 |
5996 |
5364 |
4722 |
4331 |
3633 |
3271 |
4333 |
| 2013 |
2945 |
3391 |
3864 |
4673 |
5264 |
5997 |
6350 |
5460 |
4854 |
4724 |
3938 |
3372 |
4569 |
| 2014 |
3622 |
3712 |
4285 |
4791 |
5417 |
6005 |
6650 |
5846 |
5183 |
4926 |
3761 |
3622 |
4818 |
| 2015 |
3788 |
4387 |
4757 |
5234 |
5969 |
7024 |
6801 |
6245 |
5680 |
5350 |
4440 |
3917 |
5299 |
| 2016 |
4208 |
4613 |
4863 |
6091 |
6663 |
7638 |
7571 |
6926 |
6048 |
5671 |
5003 |
3992 |
5774 |
| 2017 |
3609 |
4532 |
4781 |
7565 |
8073 |
7866 |
8765 |
7955 |
6932 |
6635 |
5531 |
4910 |
6429 |
| 2018 |
4950 |
5103 |
5300 |
6362 |
7532 |
8232 |
8931 |
7902 |
7061 |
6727 |
5707 |
5044 |
6571 |
| 2019 |
5009 |
4700 |
5660 |
6485 |
7149 |
8548 |
9187 |
8488 |
7358 |
5948 |
5144 |
5039 |
6560 |
| 2020 |
4656 |
5213 |
5153 |
6051 |
7865 |
8165 |
9835 |
8919 |
7442 |
7323 |
5558 |
5119 |
6775 |
| 2021 |
5247 |
4983 |
5885 |
6598 |
7414 |
9369 |
9471 |
7865 |
7214 |
6885 |
5987 |
|
6824 |
| 2022 |
4954 |
5504 |
5917 |
6417 |
7276 |
7907 |
|
8229 |
7280 |
6870 |
5255 |
4593 |
6382 |
| 2023 |
4959 |
5090 |
5004 |
6421 |
8197 |
|
9374 |
8452 |
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