Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
Rowan Schlosberg
Table title:
Filmography
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Title </th><th colspan=1 rowspan=1 > Role </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <td colspan=1 rowspan=1 > 2005 </td><td colspan=1 rowspan=1 > Nova </td><td colspan=1 rowspan=1 > Besso </td><td colspan=1 rowspan=1 > Episode: "E=mc²: Einstein's Big Idea" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2010 </td><td colspan=1 rowspan=1 > Headland </td><td colspan=1 rowspan=1 > Gareth Williams </td><td colspan=1 rowspan=1 > Recurring role, 9 episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2011 </td><td colspan=1 rowspan=1 > East West 101 </td><td colspan=1 rowspan=1 > David Solderman </td><td colspan=1 rowspan=1 > Episode: "Jerusalem" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2013 </td><td colspan=1 rowspan=1 > Obsession: Dark Desires </td><td colspan=1 rowspan=1 > Jim Martin </td><td colspan=1 rowspan=1 > Episode: "Silent Scream" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td colspan=1 rowspan=1 > Olympus </td><td colspan=1 rowspan=1 > Theo </td><td colspan=1 rowspan=1 > Episode: "The Temple of Gaia" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2014 </td><td colspan=1 rowspan=1 > Girlfriends' Guide to Divorce </td><td colspan=1 rowspan=1 > Publishing House Assistant </td><td colspan=1 rowspan=1 > Recurring role, 2 episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2015 </td><td colspan=1 rowspan=1 > Supernatural </td><td colspan=1 rowspan=1 > Nebbishy Demon </td><td colspan=1 rowspan=1 > Episode: "Inside Man" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2017 </td><td colspan=1 rowspan=1 > The Arrangement </td><td colspan=1 rowspan=1 > Nate Dancourt </td><td colspan=1 rowspan=1 > Recurring role, 4 episodes </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2017 </td><td class="highlighted"  colspan=1 rowspan=1 > Ghost Wars </td><td class="highlighted"  colspan=1 rowspan=1 > Dr Nate Fisher </td><td class="highlighted"  colspan=1 rowspan=1 > Recurring role, 2 episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2018 </td><td colspan=1 rowspan=1 > The Crossing </td><td colspan=1 rowspan=1 > Vivek </td><td colspan=1 rowspan=1 > Recurring role, 2 episodes </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2018 </td><td class="highlighted"  colspan=1 rowspan=1 > Lost in Space </td><td class="highlighted"  colspan=1 rowspan=1 > Connor </td><td class="highlighted"  colspan=1 rowspan=1 > Recurring role, 4 episodes </td></tr>
</table>
Question:
How may episodes did Rowan Schlosberg shoot  as "Connor"  in "Lost in Space" (2018) and as Dr Nate Fisher in "Ghost Wars" and what year did he do that?
Answer:
Rowan Schlosberg shot 4 episodes as "Connor" in "Lost in Space" (2018), as well as 2 episodes in "Ghost Wars" as Dr Nate Fisher in 2017.