Payback period of investments in energy saving = Период возврата инвестиций в энергосбережение / A. S. Gorshkov, N. I. Vatin, P. P. Rymkevich, O. O. Kydrevich. — 1 файл (1,17 Мб). — DOI 10.18720/MCE.78.5. — Текст: электронный // Инженерно-строительный журнал / Санкт-Петербургский политехнический университет Петра Великого. – 2018. – № 2 (78). — С. 65-75. — Загл. с титул. экрана. — Свободный доступ из сети Интернет (чтение, печать, копирование). — <URL:http://elib.spbstu.ru/dl/2/j18-505.pdf>.
| Period | Read | Copy | Open | Total | |||
|---|---|---|---|---|---|---|---|
| Year 2019 | Quarter 1 | February | 11 | 0 | 13 | 0 | 24 |
| March | 3 | 0 | 4 | 0 | 7 | ||
| Quarter 2 | April | 3 | 0 | 5 | 0 | 8 | |
| May | 5 | 0 | 4 | 0 | 9 | ||
| June | 4 | 0 | 5 | 0 | 9 | ||
| Quarter 3 | July | 3 | 0 | 7 | 0 | 10 | |
| August | 3 | 0 | 5 | 0 | 8 | ||
| September | 1 | 0 | 2 | 0 | 3 | ||
| Quarter 4 | October | 3 | 0 | 3 | 0 | 6 | |
| November | 0 | 0 | 3 | 0 | 3 | ||
| December | 1 | 0 | 4 | 0 | 5 | ||
| Year 2020 | Quarter 1 | January | 2 | 0 | 2 | 0 | 4 |
| February | 5 | 0 | 5 | 0 | 10 | ||
| March | 6 | 0 | 3 | 0 | 9 | ||
| Quarter 2 | April | 6 | 0 | 0 | 0 | 6 | |
| May | 3 | 0 | 0 | 0 | 3 | ||
| June | 4 | 0 | 0 | 0 | 4 | ||
| Quarter 3 | July | 7 | 0 | 0 | 0 | 7 | |
| August | 6 | 0 | 0 | 0 | 6 | ||
| September | 7 | 0 | 0 | 0 | 7 | ||
| Quarter 4 | October | 9 | 0 | 2 | 0 | 11 | |
| November | 18 | 0 | 15 | 0 | 33 | ||
| December | 9 | 1 | 17 | 0 | 27 | ||
| Year 2021 | Quarter 1 | January | 11 | 0 | 11 | 0 | 22 |
| February | 9 | 0 | 3 | 0 | 12 | ||
| March | 3 | 0 | 3 | 0 | 6 | ||
| Quarter 2 | April | 2 | 0 | 2 | 0 | 4 | |
| May | 5 | 0 | 5 | 0 | 10 | ||
| June | 8 | 0 | 3 | 0 | 11 | ||
| Quarter 3 | July | 7 | 0 | 3 | 0 | 10 | |
| August | 4 | 0 | 6 | 0 | 10 | ||
| September | 3 | 0 | 3 | 0 | 6 | ||
| Quarter 4 | October | 2 | 0 | 15 | 0 | 17 | |
| November | 3 | 0 | 6 | 0 | 9 | ||
| December | 3 | 0 | 7 | 0 | 10 | ||
| Year 2022 | Quarter 1 | January | 3 | 0 | 6 | 0 | 9 |
| February | 1 | 0 | 5 | 0 | 6 | ||
| March | 4 | 0 | 6 | 0 | 10 | ||
| Quarter 2 | April | 2 | 0 | 1 | 0 | 3 | |
| May | 1 | 0 | 2 | 0 | 3 | ||
| June | 5 | 0 | 5 | 0 | 10 | ||
| Quarter 3 | July | 3 | 0 | 0 | 0 | 3 | |
| August | 3 | 0 | 4 | 0 | 7 | ||
| September | 2 | 0 | 5 | 0 | 7 | ||
| Quarter 4 | October | 3 | 0 | 1 | 0 | 4 | |
| November | 7 | 0 | 4 | 0 | 11 | ||
| December | 11 | 0 | 2 | 0 | 13 | ||
| Year 2023 | Quarter 1 | January | 3 | 0 | 8 | 0 | 11 |
| February | 7 | 0 | 2 | 0 | 9 | ||
| March | 3 | 0 | 3 | 0 | 6 | ||
| Quarter 2 | April | 1 | 0 | 4 | 0 | 5 | |
| May | 4 | 0 | 6 | 0 | 10 | ||
| June | 2 | 0 | 2 | 0 | 4 | ||
| Quarter 3 | July | 1 | 0 | 1 | 0 | 2 | |
| August | 0 | 0 | 2 | 0 | 2 | ||
| September | 4 | 0 | 3 | 0 | 7 | ||
| Quarter 4 | October | 3 | 0 | 4 | 0 | 7 | |
| November | 48 | 0 | 5 | 0 | 53 | ||
| December | 7 | 0 | 2 | 0 | 9 | ||
| Year 2024 | Quarter 1 | January | 3 | 0 | 2 | 0 | 5 |
| February | 0 | 0 | 2 | 0 | 2 | ||
| March | 9 | 0 | 6 | 0 | 15 | ||
| Quarter 2 | April | 6 | 0 | 15 | 0 | 21 | |
| May | 4 | 0 | 2 | 0 | 6 | ||
| June | 6 | 0 | 9 | 0 | 15 | ||
| Quarter 3 | July | 2 | 0 | 8 | 0 | 10 | |
| August | 8 | 0 | 11 | 0 | 19 | ||
| September | 2 | 0 | 6 | 0 | 8 | ||
| Quarter 4 | October | 9 | 0 | 8 | 0 | 17 | |
| November | 15 | 0 | 5 | 0 | 20 | ||
| December | 15 | 0 | 5 | 0 | 20 | ||
| Year 2025 | Quarter 1 | January | 5 | 0 | 5 | 0 | 10 |
| February | 8 | 0 | 7 | 0 | 15 | ||
| March | 11 | 0 | 4 | 0 | 15 | ||
| Quarter 2 | April | 17 | 0 | 7 | 0 | 24 | |
| May | 10 | 0 | 2 | 0 | 12 | ||
| June | 16 | 0 | 6 | 0 | 22 | ||
| Quarter 3 | July | 11 | 0 | 6 | 0 | 17 | |
| Total | 464 | 1 | 365 | 0 | 830 | ||