I am using STATA for analysis to prepare a presentation and I am having a bit of a thought block. Which graphical presentation would best suit these data to show that as the years went by, the retention to care (i.e those coming for 2nd and subsequent visits) improved?
| Year | Visit_1 | Visit_2 | Visit_3 | Visit_4 | Visit_5 | Visit_6 | Visit_7 | Visit_8 | Visit_9 | Visit_10 | Visit_11 | Visit_12 | Visit_13 |
| 2007 | 117 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2008 | 64 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2009 | 154 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2010 | 58 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2011 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2012 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2013 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2014 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2015 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2016 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2017 | 154 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2018 | 364 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2019 | 1429 | 1003 | 299 | 34 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2020 | 372 | 664 | 1015 | 969 | 646 | 290 | 99 | 27 | 9 | 4 | 4 | 1 | 1 |
| 2021 | 426 | 366 | 340 | 365 | 516 | 654 | 609 | 451 | 237 | 99 | 42 | 12 | 5 |
| 2022 | 573 | 415 | 337 | 296 | 276 | 363 | 416 | 472 | 465 | 434 | 324 | 211 | 111 |
| 2023 | 108 (12 new) | 78 | 76 | 77 | 62 | 54 | 51 | 67 | 71 | 82 | 89 | 85 | 62 |

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