| 1 BTU63°F | = 251.71240232744 calMean |
| 2 BTU63°F | = 503.42480465487 calMean |
| 3 BTU63°F | = 755.13720698231 calMean |
| 4 BTU63°F | = 1006.8496093097 calMean |
| 5 BTU63°F | = 1258.5620116372 calMean |
| 6 BTU63°F | = 1510.2744139646 calMean |
| 7 BTU63°F | = 1761.986816292 calMean |
| 8 BTU63°F | = 2013.6992186195 calMean |
| 9 BTU63°F | = 2265.4116209469 calMean |
| 10 BTU63°F | = 2517.1240232744 calMean |
| 20 BTU63°F | = 5034.2480465487 calMean |
| 30 BTU63°F | = 7551.3720698231 calMean |
| 40 BTU63°F | = 10068.496093097 calMean |
| 50 BTU63°F | = 12585.620116372 calMean |
| 60 BTU63°F | = 15102.744139646 calMean |
| 70 BTU63°F | = 17619.86816292 calMean |
| 80 BTU63°F | = 20136.992186195 calMean |
| 90 BTU63°F | = 22654.116209469 calMean |
| 100 BTU63°F | = 25171.240232744 calMean |
| 200 BTU63°F | = 50342.480465487 calMean |
| 300 BTU63°F | = 75513.720698231 calMean |
| 400 BTU63°F | = 100684.96093097 calMean |
| 500 BTU63°F | = 125856.20116372 calMean |
| 600 BTU63°F | = 151027.44139646 calMean |
| 700 BTU63°F | = 176198.6816292 calMean |
| 800 BTU63°F | = 201369.92186195 calMean |
| 900 BTU63°F | = 226541.16209469 calMean |
| 1000 BTU63°F | = 251712.40232744 calMean |
| 2000 BTU63°F | = 503424.80465487 calMean |
| 4000 BTU63°F | = 1006849.6093097 calMean |
| 5000 BTU63°F | = 1258562.0116372 calMean |
| 7500 BTU63°F | = 1887843.0174558 calMean |
| 10000 BTU63°F | = 2517124.0232744 calMean |
| 25000 BTU63°F | = 6292810.0581859 calMean |
| 50000 BTU63°F | = 12585620.116372 calMean |
| 100000 BTU63°F | = 25171240.232744 calMean |
| 1000000 BTU63°F | = 251712402.32744 calMean |
| 1000000000 BTU63°F | = 251712402327.44 calMean |