SpendingPulse only tracks purchases made via MasterCards. With prices going down, more people are likely paying for their gas with cash rather than credit cards. So that report doesn't capture all the data.
As I've been reporting in the other thread, here are the actual numbers from the EIA. Gasoline consumption in the past 2 weeks is down 3.2% from the year-earlier periods.
$this->bbcode_second_pass_quote('', '[')b]Percentage rise or fall in US oil consumption ("product supplied") from year earlier period, 2008, 4-week average
SourceWeek = Week ending
TPS = Total Product Supplied
G = Gasoline
D = Distillates
J = Jet fuel
Week____TPS____G____D____J__1/4______+2.6___+0.4___+4.9___-3.1
1/11_____+2.2___+1.2___+2.1___-3.3
1/18_____+1.5___+1.1___+0.3___-4.0
1/25_____+1.1___+1.4___-0.4___-4.8
2/1______+0.3___+1.0___-0.7___-4.3
2/8______-1.0___+0.4___-2.8___-5.1
2/15_____-1.1___+0.5___-1.9___-3.4
2/22 ____-2.4___+0.4___-3.5___-3.7
2/29_____-3.4___+0.4___-4.4___-4.6
3/7______-2.7___+0.4___-4.2___-0.4
3/14_____-3.2___-0.1___-5.4___-0.2
3/21_____-2.2___-0.3___-4.0___+1.6
3/28_____-1.3____0.0___-3.1___+3.7
4/4______-0.4___+0.3____0.0___-0.4
4/11_____+0.1___+0.8___-0.9___-3.0
4/18_____+0.8___+0.9___+0.5___-1.3
4/25_____+0.5___+0.4___+0.7___-4.2
5/2______+0.1___+0.3___-0.5___-5.8
5/9 _____-0.3___-0.2___+0.8___-5.3
5/16_____-1.3___-0.4___+0.7___-5.6
5/23_____-0.7___-0.4___+1.2___-2.9
5/30_____-1.1___-1.4___+1.6___+0.3
6/6______-1.3___-1.3___+0.7___+0.4
6/13_____-1.3___-1.8___-0.4___-1.9
6/20_____-2.3___-2.1___-1.1___-3.6
6/27_____-1.9___-1.7___-0.5___-3.5
7/4______-1.8___-2.1___+1.3___-2.2
7/11_____-2.0___-2.1___+2.5___-0.5
7/18_____-2.1___-2.4___+3.6___-2.5
7/25_____-2.4___-2.4___+4.0___-6.8
8/1______-2.6___-2.3___+3.5___-7.1
8/8______-2.8___-1.9___+4.3___-8.5
8/15_____-3.0___-1.6___+3.3___-6.2
8/22_____-3.6___-1.6___+2.2___-6.9
8/29_____-3.5___-1.6___+2.7___-9.3
9/5______-3.8___-2.1___-0.4____-7.6
9/12_____-4.4___-2.6___-2.7____-7.6
9/19_____-5.3___-3.5___-5.5____-4.5
9/26_____-7.1___-4.5___-8.4____-1.5
10/3_____-8.6___-5.3___-8.3____-5.5
10/10____-8.9___-5.2___-6.9____-6.4
10/17____-8.5___-4.3___-5.8____-9.2
10/24____-7.8___-3.4___-5.2____-13.1
10/31____-6.7___-2.3___-4.8____-15.9
11/7_____-6.6___-1.9___-4.6____-18.8
11/14____-7.0___-2.2___-3.3____-20.3
11/21____-6.6___-2.8___-2.2____-17.7
11/28____-6.2___-3.2___-2.2____-16.7
12/5_____-6.1___-3.2___-4.0____-16.8