ETCの利用状況
台数の単位：万台／日
| 年月 | ETC利用台数 | ETC利用率 | ETC2.0利用台数 | ETC2.0利用率 |
| 平成１９年３月 | 525 | 65.9% | - | - |
| 平成２０年３月 | 567 | 71.8% | - | - |
| 平成２１年３月 | 591 | 77.0% | - | - |
| 平成２２年３月 | 682 | 83.7% | - | - |
| 平成２３年３月 | 647 | 81.0% | - | - |
| 平成２４年３月 | 710 | 85.6% | - | - |
| 平成２５年３月 | 730 | 87.9% | - | - |
| 平成２６年３月 | 766 | 89.0% | - | - |
| 平成２７年３月 | 736 | 89.0% | - | - |
| 平成２８年３月 | 748 | 89.6% | - | - |
| 平成２８年４月 | 723 | 89.8% | 12 | 1.5% |
| 平成２８年５月 | 723 | 89.8% | 17 | 2.1% |
| 平成２８年６月 | 724 | 90.0% | 23 | 2.9% |
| 平成２８年７月 | 759 | 89.7% | 32 | 3.7% |
| 平成２８年８月 | 789 | 89.5% | 39 | 4.4% |
| 平成２８年９月 | 747 | 89.9% | 48 | 5.8% |
| 平成２８年１０月 | 757 | 89.9% | 57 | 6.8% |
| 平成２８年１１月 | 759 | 90.2% | 68 | 8.1% |
| 平成２８年１２月 | 746 | 90.1% | 81 | 9.9% |
| 平成２９年１月 | 687 | 90.3% | 82 | 10.9% |
| 平成２９年２月 | 720 | 90.4% | 96 | 12.2% |
| 平成２９年３月 | 774 | 90.3% | 106 | 12.4% |
| 平成２９年４月 | 741 | 90.5% | 107 | 13.1% |
| 平成２９年５月 | 748 | 90.5% | 106 | 12.9% |
| 平成２９年６月 | 742 | 90.8% | 113 | 13.8% |
| 平成２９年７月 | 770 | 90.6% | 115 | 13.6% |
| 平成２９年８月 | 806 | 90.4% | 117 | 13.1% |
| 平成２９年９月 | 763 | 90.8% | 121 | 14.4% |
| 平成２９年１０月 | 746 | 90.9% | 122 | 15.0% |
| 平成２９年１１月 | 783 | 91.1% | 130 | 15.1% |
| 平成２９年１２月 | 759 | 91.0% | 130 | 15.7% |
| 平成３０年１月 | 682 | 91.3% | 116 | 15.6% |
| 平成３０年２月 | 724 | 91.3% | 129 | 16.4% |
| 平成３０年３月 | 785 | 91.2% | 138 | 16.1% |
| 平成３０年４月 | 743 | 91.3% | 134 | 16.6% |
平成３０年５月 |
761 | 91.4% | 137 | 16.5% |
平成３０年６月 |
739 | 91.5% | 138 | 17.3% |
平成３０年７月 |
778 | 91.3% | 147 | 17.3% |
平成３０年８月 |
805 | 91.2% | 148 | 16.9% |
平成３０年９月 |
743 | 91.5% | 142 | 17.6% |
平成３０年１０月 |
800 | 91.6% | 157 | 18.1% |
平成３０年１１月 |
786 | 91.7% | 156 | 18.3% |
平成３０年１２月 |
775 | 91.7% | 157 | 18.7% |
平成３１年１月 |
722 | 91.9% | 145 | 18.6% |
平成３１年２月 |
754 | 91.9% | 157 | 19.2% |
平成３１年３月 |
806 | 91.8% | 166 | 19.0% |
平成３１年４月 |
774 | 92.1% | 165 | 19.7% |
令和元年５月 |
788 | 92.1% | 165 | 19.4% |
令和元年６月 |
768 | 92.1% | 162 | 20.3% |
令和元年７月 |
828 | 92.0% | 175 | 20.2% |
令和元年８月 |
869 | 91.9% | 176 | 19.3% |
令和元年９月 |
811 | 92.1% | 174 | 20.5% |
令和元年１０月 |
778 | 92.2% | 178 | 21.2% |
令和元年１１月 |
824 | 92.4% | 187 | 21.2% |
令和元年１２月 |
790 | 92.4% | 184 | 21.6% |
令和２年１月 |
743 | 92.7% | 171 | 21.4% |
令和２年２月 |
758 | 92.7% | 178 | 22.0% |
令和２年３月 |
733 | 92.9% | 179 | 22.9% |
令和２年４月 |
560 | 93.2% | 153 | 25.7% |
令和２年５月 |
517 | 92.9% | 139 | 25.2% |
※ETC利用率は、ETC2.0利用台数も含めて集計している。
※ETC2.0利用台数、利用率は、平成28年4月から集計を開始している。
ETC利用状況の推移
ETC利用率（令和2年5月）
（）内はETC2.0利用率
| NEXCO東日本 | NEXCO中日本 | NEXCO西日本 | 首都高速 | 阪神高速 | 本四高速 | 6社計 | ||
| 全車 | 91.5%
(25.3%) |
93.6%
(25.8%) |
91.5%
(22.1%) |
96.2%
(31.6%) |
95.8%
(25.1%) |
94.6%
(25.0%) |
92.9%
(25.2%) |
|
| 普通車以下 【軽・普通】 |
90.8%
(15.3%) |
92.6%
(14.5%) |
89.9%
(10.2%) |
95.4%
(22.6%) |
94.8%
(14.2%) |
93.8%
(7.9%) |
91.8%
(14.2%) |
|
| 中型車以上 【中型・大型・特大】 |
96.9%
(59.0%) |
97.5%
(63.0%) |
97.5%
(63.2%) |
98.6%
(58.8%) |
98.8%
(57.7%) |
98.5%
(68.2%) |
97.6%
(61.0%) |
|
（）内はETC2.0利用率
| NEXCO東日本 | NEXCO中日本 | NEXCO西日本 | 首都高速 | 阪神高速 | 本四高速 | 6社計 | ||
| 全車 | 91.5%
(25.3%) |
93.6%
(25.8%) |
91.5%
(22.1%) |
96.2%
(31.6%) |
95.8%
(25.1%) |
94.6%
(25.0%) |
92.9%
(25.2%) |
|
| 軽 | 78.8%
(5.3%) |
82.4%
(5.1%) |
79.1%
(2.7%) |
88.6%
(7.8%) |
88.6%
(3.8%) |
90.5%
(1.9%) |
81.9%
(4.1%) |
|
| 普通 | 93.4%
(17.4%) |
94.9%
(16.6%) |
93.8%
(12.9%) |
96.5% (25.0%) |
96.4% (17.0%) |
95.8%
(11.5%) |
94.6%
(16.1%) |
|
| 中型 | 95.3%
(44.5%) |
96.1%
(46.7%) |
96.1%
(47.0%) |
97.8%
(42.8%) |
98.1%
(44.9%) |
97.4%
(47.5%) |
96.3%
(45.0%) |
|
| 大型 | 98.7%
(74.5%) |
98.9%
(79.3%) |
99.0%
(79.9%) |
99.5%
(75.5%) |
99.6%
(75.0%) |
99.2%
(79.7%) |
99.1%
(77.4%) |
|
| 特大 | 98.0%
(73.5%) |
98.5%
(75.6%) |
98.0%
(71.1%) |
99.0%
(93.3%) |
99.4%
(62.0%) |
98.0%
(61.8%) |
98.6%
(73.7%) |
|
