Automatic Counter Volumes
| Year | Jan. | Feb. | Mar. | Apr. | May. | Jun. | Jul. | Aug. | Sep. | Oct. | Nov. | Dec. | 24-Hour Annual Avg. |
| 1990 |
10621 |
11353 |
13345 |
13959 |
13834 |
15507 |
16417 |
16915 |
15390 |
13435 |
13013 |
10571 |
13708 |
| 1991 |
10755 |
12485 |
13901 |
14210 |
14517 |
15994 |
17066 |
18317 |
16485 |
14339 |
13046 |
12397 |
14470 |
| 1992 |
11925 |
13210 |
14299 |
15208 |
15063 |
16547 |
17784 |
17925 |
17192 |
15419 |
13966 |
12195 |
15105 |
| 1993 |
10792 |
12493 |
14908 |
15859 |
15777 |
17363 |
19136 |
19422 |
18075 |
16073 |
14485 |
13555 |
15679 |
| 1994 |
13354 |
13737 |
16116 |
16548 |
16032 |
17547 |
18947 |
19308 |
18619 |
15825 |
14529 |
13743 |
16206 |
| 1995 |
13370 |
14776 |
15760 |
16623 |
16801 |
18426 |
19652 |
19899 |
18900 |
17163 |
16445 |
15466 |
16940 |
| 1996 |
13622 |
15333 |
16170 |
16163 |
|
19403 |
20605 |
21059 |
19573 |
17502 |
16558 |
14612 |
|
| 1997 |
14226 |
15919 |
17485 |
18054 |
18106 |
18889 |
21305 |
22080 |
20256 |
18407 |
17596 |
16140 |
18205 |
| 1998 |
15078 |
16453 |
18022 |
19383 |
19275 |
21081 |
22642 |
23246 |
21416 |
19453 |
18536 |
16502 |
19257 |
| 1999 |
15954 |
17031 |
19271 |
20063 |
20007 |
21853 |
23146 |
24216 |
22368 |
20207 |
19024 |
17584 |
20060 |
| 2000 |
16570 |
18131 |
19723 |
20384 |
20611 |
22937 |
24426 |
24479 |
21958 |
20222 |
18136 |
17251 |
20402 |
| 2001 |
16116 |
17672 |
19268 |
19845 |
20442 |
22323 |
23610 |
24231 |
22614 |
20524 |
19431 |
16921 |
20250 |
| 2002 |
16486 |
18528 |
20300 |
20828 |
20925 |
|
24267 |
24608 |
22651 |
20927 |
19775 |
19132 |
|
| 2003 |
17950 |
18804 |
20067 |
21274 |
21910 |
23466 |
24804 |
25408 |
22890 |
21331 |
19884 |
18324 |
21343 |
| 2004 |
16890 |
17399 |
21184 |
22067 |
21340 |
23080 |
24865 |
24432 |
23289 |
20298 |
19724 |
18575 |
21095 |
| 2005 |
15854 |
18655 |
20708 |
21162 |
21038 |
23111 |
24626 |
24470 |
21880 |
19990 |
19146 |
17799 |
20703 |
| 2006 |
16842 |
18582 |
20241 |
21271 |
21181 |
23497 |
24371 |
24432 |
23503 |
21154 |
20241 |
19050 |
21197 |
| 2007 |
17663 |
19313 |
21441 |
21894 |
21908 |
23920 |
25198 |
25257 |
23798 |
22014 |
21349 |
18293 |
21837 |
| 2008 |
17302 |
17902 |
20422 |
21277 |
21248 |
21964 |
23584 |
23316 |
22479 |
20812 |
19959 |
17326 |
20633 |
| 2009 |
17613 |
19231 |
20384 |
22343 |
22148 |
24174 |
26266 |
25174 |
24534 |
21892 |
20638 |
18940 |
21945 |
| 2010 |
17944 |
19933 |
21557 |
23029 |
22464 |
24549 |
26765 |
|
24574 |
22157 |
19243 |
18741 |
|
| 2011 |
18327 |
19384 |
20764 |
22555 |
22077 |
23727 |
25628 |
25774 |
24023 |
22164 |
20506 |
19415 |
22029 |
| 2012 |
18132 |
19390 |
20873 |
22165 |
22098 |
23488 |
25603 |
25334 |
24146 |
22096 |
20466 |
19056 |
21904 |
| 2013 |
17059 |
18977 |
21254 |
22412 |
22688 |
24078 |
25839 |
25561 |
23589 |
21914 |
20376 |
19082 |
21902 |
| 2014 |
18271 |
19192 |
21468 |
23155 |
23501 |
25709 |
27629 |
27007 |
25377 |
24047 |
21580 |
21174 |
23176 |
| 2015 |
20083 |
22477 |
24313 |
25370 |
25412 |
28035 |
29599 |
28379 |
27420 |
25292 |
23043 |
21433 |
25071 |
| 2016 |
20290 |
22830 |
25290 |
26362 |
26752 |
29565 |
31268 |
29480 |
29018 |
26554 |
24924 |
21164 |
26125 |
| 2017 |
19575 |
22101 |
25745 |
27054 |
27050 |
28662 |
31024 |
32242 |
28503 |
26245 |
24965 |
23108 |
26356 |
| 2018 |
22040 |
23369 |
25496 |
27247 |
27872 |
30633 |
32198 |
31583 |
30408 |
27596 |
26077 |
22935 |
27288 |
| 2019 |
22145 |
22443 |
26548 |
27686 |
27967 |
|
|
|
29757 |
27803 |
25663 |
24452 |
26052 |
| 2020 |
22371 |
24543 |
22855 |
16749 |
23122 |
28603 |
31270 |
30433 |
29812 |
27197 |
23549 |
22650 |
25263 |
| 2021 |
22910 |
23101 |
26939 |
28720 |
30079 |
34099 |
35593 |
33102 |
32813 |
29712 |
27448 |
24126 |
29053 |
| 2022 |
22728 |
25264 |
26772 |
28602 |
29640 |
31468 |
32178 |
31787 |
36287 |
29889 |
26355 |
23694 |
28722 |
| 2023 |
23100 |
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