GOP hopefuls have made 149 campaign stops in Des Moines over the last year. Iowa: By the numbers

From dollars spent to pizzas purchased, numbers are pouring out of Iowa ahead of Tuesday’s caucuses. Here are indicators — some big, some small — from the Hawkeye State.

Newspaper endorsements


3 newspaper endorsements: Mitt Romney was endorsed by three of the state’s five largest newspapers — The Des Moines Register, the Quad City Times and the Sioux City Journal. The other two largest newspapers in the state, the Cedar Rapids Gazette and the Waterloo Cedar Fall Courier, did not make formal endorsements.

184,000: Combined Monday-Friday circulation of the three newspapers that endorsed Romney.

TV advertising

$10 million: The amount in combined television advertising by candidates and super PACs across the state as of last week, according to the Des Moines Register.

$2.86 million: Amount spent by the Rick Perry campaign on television advertising in Iowa as of Dec. 27.

$2.85 million: Amount spent by the Mitt Romney-aligned Restore Our Future PAC on television advertising in Iowa as of Dec. 27.

On the trail

149: Number of public campaign stops in the city of Des Moines from 13 of the candidates or potential candidates over last year.

46: Number of total public events at Pizza Ranch, an Iowa-based pizza chain with locations across the state, since May.

38: Public events in Cedar Rapids reported over the last year.

23: Public events Michele Bachmann has hosted at Pizza Ranch locations.

13: Public events Rick Santorum has hosted at Pizza Ranch locations.

Polling

7: The number of times the front-runner in Iowa has changed since May, according to Gallup polls.

1 percentage point: The amount Santorum trails Romney in the final day of polling during the Des Moines Register’s four-day polling, putting him in second place. In the overall four-day results, Santorum was in third place, behind Ron Paul and Mitt Romney.

20 percent: The amount Paul won in the latest Public Policy Polling poll of Iowa caucus-goers, published Jan. 1, enough to put him in first place.

19 percent: The amount Romney won in the same Public Policy Polling poll, putting him in second place.

7 p.m. central: Time caucuses start on Tuesday.