| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| price of gas in 1922 | 0.95 | 0.4 | 3682 | 60 |
| price of gas in 1924 | 1.9 | 0.5 | 9940 | 49 |
| price of gas in 1920 | 0.76 | 0.5 | 3705 | 63 |
| price of gas in 1923 | 1.33 | 0.7 | 4326 | 73 |
| price of gas in 1921 | 0.62 | 0.4 | 3004 | 19 |
| price of gas in 1925 | 1.21 | 0.9 | 9146 | 78 |
| price of gas in 1928 | 0.23 | 1 | 1791 | 46 |
| price of gas in 1926 | 0.38 | 0.2 | 2456 | 19 |
| price of gas in 1929 | 1.56 | 0.8 | 8771 | 40 |
| price of gas in 1932 | 0.62 | 0.5 | 8577 | 65 |
| price of gas in 1952 | 1.27 | 0.3 | 6704 | 46 |
| price of gas in 1912 | 1.61 | 0.2 | 2605 | 97 |
| average price of gas in 1922 | 1.62 | 0.4 | 2213 | 87 |
