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:
| Train number | Train name | Origin | Destination | Service | Route/Via. |
| --- | --- | --- | --- | --- | --- |
| 16724.0 | Ananthapuri Express | Trivandrum | Chennai | Daily | Nagercoil,Madurai,Tiruchi |
| 16127.0 | Guruvayur Express | Chennai | Guruvayur | Daily | Trivandrum, Alleppey,Ernakulam |
| 16128.0 | Guruvayur Express | Guruvayur | Chennai | Daily | Nagercoil,Madurai,Tiruchi |
| 16723.0 | Ananthapuri Express | Chennai | Trivandrum | Daily | Kulitthurai,Neyyattinkara |
| 16382.0 | Jayanthi Janatha Express | Kanniyakumari | Mumbai | Daily | Trivandrum, Ernakulam, Pune |
| 16525.0 | Island Express | Kanniyakumari | Bangalore | Daily | Trivandrum, Ernakulam, Coimbarote |
| 56701.0 | Madurai Fast Passenger | Quilon | Madurai | Daily | Nagercoil,Tirunelveli,Virudunagar |
| 56700.0 | Quilon Fast Passenger | Madurai | Quilon | Daily | Trivandrum, Varakala |
| 16526.0 | Island Express | Bangalore | Kanniyakumari | Daily | Nagercoil |
| 16381.0 | Jayanthi Janatha Express | Mumbai | Kanniyakumari | Daily | Nagercoil |
| 16317.0 | Himsagar Express | Kanniyakumari | Jammu Tawi | Weekly | Trivandrum, Ernakulam, NewDelhi |
| 16318.0 | Himsagar Express | Jammu Tawi | Kanniyakumari | Weekly | Nagercoil |
| 16650.0 | Parasuram Express | Nagercoil | Mangalore | Daily | Trivandrum, Kottiyam,Ernakulam,Kozhikode |
| 16649.0 | Parasuram Express | Mangalore | Nagercoil | Daily | Nagercoil |
| 16606.0 | Ernad Express | Nagercoil | Mangalore | Daily | Trivandrum, Alleppey,Ernakulam,Kozhikode |
Question:
How many trains are there for the route via trivandrum, ernakulam, newdelhi?
Answer:
1.0