| 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: 13.49
At $0.15 per kWh = $2.02 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 | 4,875 | 0.158 | 767.75 | 767.75 |
| 2 | 0.98 | 4,825 | 0.165 | 796.19 | 1,563.94 |
| 3 | 0.97 | 4,776 | 0.173 | 823.88 | 2,387.82 |
| 4 | 0.96 | 4,727 | 0.180 | 850.84 | 3,238.66 |
| 5 | 0.95 | 4,678 | 0.188 | 877.06 | 4,115.72 |
| 6 | 0.94 | 4,628 | 0.195 | 902.54 | 5,018.26 |
| 7 | 0.93 | 4,579 | 0.203 | 927.28 | 5,945.55 |
| 8 | 0.92 | 4,530 | 0.210 | 951.29 | 6,896.84 |
| 9 | 0.91 | 4,481 | 0.218 | 974.55 | 7,871.39 |
| 10 | 0.9 | 4,431 | 0.225 | 997.08 | 8,868.47 |
| 11 | 0.89 | 4,382 | 0.233 | 1,018.87 | 9,887.34 |
| 12 | 0.88 | 4,333 | 0.240 | 1,039.92 | 10,927.25 |
| 13 | 0.87 | 4,284 | 0.248 | 1,060.23 | 11,987.48 |
| 14 | 0.86 | 4,235 | 0.255 | 1,079.80 | 13,067.28 |
| 15 | 0.85 | 4,185 | 0.263 | 1,098.63 | 14,165.92 |
| 16 | 0.84 | 4,136 | 0.270 | 1,116.73 | 15,282.65 |
| 17 | 0.83 | 4,087 | 0.278 | 1,134.09 | 16,416.73 |
| 18 | 0.82 | 4,038 | 0.285 | 1,150.70 | 17,567.44 |
| 19 | 0.81 | 3,988 | 0.293 | 1,166.58 | 18,734.02 |
| 20 | 0.8 | 3,939 | 0.300 | 1,181.72 | 19,915.74 |