Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Municipality | Type | District | Area (km²) | Population (2010) | Pop. Density (per km²) | No. of Barangays | Municipal Mayor |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Alaminos | 3rd Class | 3rd District | 57.46 | 43526.0 | 757.5 | 15.0 | Eladio Magampon |
| Bay | 2nd Class | 2nd District | 42.66 | 55698.0 | 1,300 | 15.0 | Bruno Ramos |
| Calauan | 2nd Class | 3rd District | 65.40 | 74890.0 | 1,100 | 17.0 | George Berris |
| Cavinti | 3rd Class | 4th District | 125.54 | 20809.0 | 170 | 19.0 | Melbert Oliveros |
| Famy | 5th Class | 4th District | 53.06 | 15021.0 | 280 | 20.0 | Renonia B. Muramatsu |
| Kalayaan | 3rd Class | 4th District | 46.60 | 20944.0 | 450 | 3.0 | Teodoro A. Adao, Jr. |
| Liliw | 4th Class | 3rd District | 39.10 | 33851.0 | 870 | 33.0 | Cesar C. Sulibit |
| Luisiana | 4th Class | 4th District | 73.31 | 20148.0 | 270 | 23.0 | Nestor Rondilla |
| Lumban | 3rd Class | 4th District | 96.08 | 29470.0 | 310 | 16.0 | Reynato Añonuevo |
| Mabitac | 5th Class | 4th District | 80.76 | 18618.0 | 230 | 15.0 | Ronald Sana |
| Magdalena | 4th Class | 4th District | 34.88 | 22976.0 | 660 | 24.0 | David Aventurado Jr. |
| Majayjay | 4th Class | 4th District | 69.58 | 26547.0 | 380 | 40.0 | Victorino C. Rodillas |
| Nagcarlan | 2nd Class | 3rd District | 78.10 | 59726.0 | 760 | 52.0 | Nelson Osuna |
| Paete | 4th Class | 4th District | 39.47 | 23523.0 | 600 | 9.0 | Mutuk Bagabaldo |
| Pagsanjan | 2nd Class | 4th District | 26.36 | 39313.0 | 1,500 | 16.0 | Girlie "Maita Sanchez" Ejercito |
| Pakil | 5th Class | 4th District | 46.50 | 20822.0 | 450 | 13.0 | Vipops R. Martinez |
| Pangil | 4th Class | 4th District | 45.03 | 23201.0 | 520 | 8.0 | Jovit Reyes |
| Pila | 3rd Class | 4th District | 31.20 | 46534.0 | 1,500 | 17.0 | Boy Quiat |
| Rizal | 5th Class | 3rd District | 27.90 | 15518.0 | 560 | 11.0 | Antonino A. Aurelio |
| Santa Cruz | 1st Class | 4th District | 38.59 | 110943.0 | 2,900 | 26.0 | Domingo Dennis G. Panganiban |
| Santa Maria | 4th Class | 4th District | 108.40 | 26839.0 | 250 | 25.0 | Cindy Carolino |
| Siniloan | 2nd Class | 4th District | 64.51 | 35363.0 | 550 | 20.0 | Eduardo Tibay |
Question:
How many different municipal mayors were there in the municipality with an area of 42.66 km2?
Answer:
1.0