Yes Pacer includes civil litigation–all Federal district, appellate and bankruptcy courts.
Footnote on the document in PF#116 confirms your statement that the 45,000 are all Federal District Criminal Cases.
Pray for the police–they're the innocents here so far.
Phy. Ed should have kept dodgeball and red rover so people could have gotten over the "let's taunt each other" crap at an appropriate age.