| Variable | Metric | Value | Year |
|---|---|---|---|
| m1 | No value | -1 | |
| m2 | No value | -1 | |
| m3 | Research lock_open
|
No value | -1 |
| m4 | No value | -1 | |
| m5 | No value | -1 | |
| m6 |  Formula
|
Yes - own operations | +1 |
| m7 | No | +1 | |
| m8 | Formula
|
No | +1 |
| m9 | No | +1 |
Formula
= m6 = "Unknown" if m6 == "No"
m7 = "Unknown" if m7 == "No"
m8 = "Unknown" if m8 == "No"
m9 = "Unknown" if m9 == "No"
researched = [m1, m2, m3, m4, m5, m6, m7, m8, m9].filter (val) -> val != "NR"
numKnown(researched) / researched.length * 100