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:
| Series Ep. | Episode | Segment A | Segment B | Segment C | Segment D |
| --- | --- | --- | --- | --- | --- |
| 20-01 | 248.0 | Native Healing Drums | s Raisin | Stereoscopic Viewers | Ribbon Microphones |
| 20-02 | 249.0 | Horse Bits | Oat Cereal | Turquoise Jewellery | Electric Scooters |
| 20-03 | 250.0 | Nail Nippers | Jade Putters | Ice Cider | Water Skis |
| 20-04 | 251.0 | es Stagecoach | Road Reflectors | Fire Baked Pottery | Custom Motorcycle Tanks |
| 20-05 | 252.0 | Replica Clay Pipes | Drinking Fountains | Orange Liqueur | Compound Bows |
| 20-06 | 253.0 | Tissues | Travel Trailers | s Slipper | Motorcycle Helmets |
| 20-07 | 254.0 | U-Locks | Tepees | s Croissant | Rolling Luggage |
| 20-08 | 255.0 | Prams | Factory-Built Homes | Wood Flutes | Bicycle Tires |
| 20-09 | 256.0 | Thinning Shears | Wagon Wheels | Toaster Pastries | Violin Bows |
| 20-10 | 257.0 | Cast Iron Tubs | Hopi Kachina Dolls | Mine Truck Engine Rebuild | Memory Cards |
| 20-11 | 258.0 | Cycling Shoes | s Yurt | Marine Plywood | Oil & Encaustic Paint |
| 20-12 | 259.0 | Paper Fans | Walnut Oil | Copper (Part 1) | Copper (Part 2) |
Question:
What is the first episode number?
Answer:
248.0