How literal is this phrase?

Sample examples at http://tinyurl.com/is-it-lit

rock bottom:

Definitions:

  1. the absolute bottom

Examples:

  1. has been an acceptable outturn for this season for most of us since we hit rock bottom at Xmas . Some fans were talking about the club being relegated and being better
  2. . The reason why so few do is probably because their prices are cut to rock bottom for commercial reasons and this precludes much in the way of on-site voicing . If
  3. , by acting as a star chamber in the sale of prime development land at rock bottom prices . Three members of the public who bravely chased and held on to a
  4. . Shortly after the sales figures became known , the company 's share price hit rock bottom at 23 pence . It dropped from £ 1.73 within just one week and rallied
  5. scaling the heady heights of Last of The Mohicans and Heat , Mann has hit rock bottom with his attempted resurrection ... read more You , Me and Dupree [ 12 A

Note: Please select the answers below carefully based on the definition which occurs frequently in the examples

Step 2: score of 0-5 for how literal is the use of "bottom" in the phrase "rock bottom"
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