| Top 10 production days @ 7.92 kW | ||
|---|---|---|
| kWh | Day | |
| 1 | 54.58 | 2014-04-24 |
| 2 | 53.54 | 2015-05-23 |
| 3 | 52.91 | 2012-04-29 |
| 4 | 52.62 | 2013-04-21 |
| 5 | 52.61 | 2012-04-28 |
| 6 | 52.4 | 2011-03-28 |
| 7 | 52.32 | 2016-05-09 |
| 8 | 52.27 | 2017-05-20 |
| 9 | 52.24 | 2011-03-27 |
| 10 | 52.15 | 2016-04-27 |
Average kWh per day: 13.32
At $0.15 per kWh = $2 per day
In 2001 1 kWh cost $0.10
10 years later in 2011, 1 kWh cost $0.15
That is a growth of 50% over 10 years.
In the next 10 years will it go up another 50% ?
2021 will 1 kWh cost $0.225 ?
| Year | efficency | kWh per year | cost | Savings per year | Running Total |
|---|---|---|---|---|---|
| 1 | 0.99 | 4,813 | 0.158 | 758.08 | 758.08 |
| 2 | 0.98 | 4,765 | 0.165 | 786.15 | 1,544.23 |
| 3 | 0.97 | 4,716 | 0.173 | 813.50 | 2,357.73 |
| 4 | 0.96 | 4,667 | 0.180 | 840.12 | 3,197.85 |
| 5 | 0.95 | 4,619 | 0.188 | 866.01 | 4,063.86 |
| 6 | 0.94 | 4,570 | 0.195 | 891.17 | 4,955.03 |
| 7 | 0.93 | 4,521 | 0.203 | 915.60 | 5,870.62 |
| 8 | 0.92 | 4,473 | 0.210 | 939.30 | 6,809.92 |
| 9 | 0.91 | 4,424 | 0.218 | 962.27 | 7,772.20 |
| 10 | 0.9 | 4,376 | 0.225 | 984.51 | 8,756.71 |
| 11 | 0.89 | 4,327 | 0.233 | 1,006.03 | 9,762.74 |
| 12 | 0.88 | 4,278 | 0.240 | 1,026.81 | 10,789.55 |
| 13 | 0.87 | 4,230 | 0.248 | 1,046.87 | 11,836.42 |
| 14 | 0.86 | 4,181 | 0.255 | 1,066.19 | 12,902.61 |
| 15 | 0.85 | 4,133 | 0.263 | 1,084.79 | 13,987.40 |
| 16 | 0.84 | 4,084 | 0.270 | 1,102.66 | 15,090.05 |
| 17 | 0.83 | 4,035 | 0.278 | 1,119.79 | 16,209.85 |
| 18 | 0.82 | 3,987 | 0.285 | 1,136.20 | 17,346.05 |
| 19 | 0.81 | 3,938 | 0.293 | 1,151.88 | 18,497.93 |
| 20 | 0.8 | 3,889 | 0.300 | 1,166.83 | 19,664.77 |