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Table 1
Overview of the Level 0 data available in IBIS-A.
| Year | N series | Target(a) (%) | N datasets for each spectral line(b) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PO | SP | QS | L | KI | Fe I | Ca II | Hα | Fe I | Fe I | Na I D1 | He I | ||
| 7699 | 6173 | 8542 | 6563 | 630.2 | 7090 | 5896 | 5875 | ||||||
| 2012 | 33 | 51.5 | 30.3 | 15.2 | 0 | 0 | 33 | 33 | 0 | 33 | 0 | 0 | 0 |
| 2013 | 81 | 8.7 | 48.1 | 28.4 | 14.8 | 0 | 25 | 52 | 31 | 0 | 4 | 5 | 0 |
| 2014 | 64 | 14.1 | 54.2 | 10.3 | 20.4 | 0 | 45 | 27 | 52 | 0 | 7 | 0 | 5 |
| 2015 | 45 | 28.8 | 46.7 | 24.4 | 0 | 0 | 37 | 40 | 21 | 16 | 0 | 0 | 0 |
| 2016 | 26 | 19.2 | 46.2 | 34.6 | 0 | 0 | 17 | 26 | 17 | 0 | 0 | 1 | 0 |
| 2017 | 20 | 40 | 35 | 25 | 0 | 0 | 16 | 20 | 10 | 10 | 0 | 4 | 0 |
| 2018 | 136 | 8.8 | 0.7 | 69.8 | 20.6 | 25 | 14 | 127 | 104 | 0 | 0 | 27 | 0 |
| 2019 | 47 | 32 | 0 | 63.4 | 4.3 | 0 | 1 | 46 | 37 | 0 | 0 | 8 | 0 |
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