Sample characteristics*
| ID | Gender | Marital status | Country of origin | Country of residence | IBT destinations | IBT frequency (current) | IBT duration (days) |
|---|---|---|---|---|---|---|---|
| 01 | M | Y | UK | Switzerland | 1, 2 | 1/month | Various |
| 02 | F | N | Romania | Switzerland | 1 | 2–3/week | 1–2 |
| 03 | M | Y | Ireland | Switzerland | 1, 2 | 2/month | 5–7 |
| 04 | M | Y | Switzerland | Singapore | 1, 4 | 4/year | 5–7 |
| 05 | M | Y | USA | Switzerland | 2 | Various | Various |
| 06 | M | Y | Belgium | France | 7 | 1/month | 2 |
| 07 | F | Y | Switzerland | Switzerland | 1 | 4–5/year | 2 |
| 08 | M | N | USA | Switzerland | 1, 2 | 3–4/year | 2–5 |
| 09 | M | N | South Africa | France | 7 | Various (50% of time) | 3–14 |
| 10 | M | Y | UK | Switzerland | 3, 4, 6 | 1/month | 14–30 |
| 11 | F | Y | USA | Switzerland | 1 | 2/year | 3–4 |
| 12 | M | N | Switzerland | Singapore | 1, 4 | 1/two months | 7–14 |
| 13 | F | Y | Switzerland | Switzerland | 4, 5 | 3–4/year | 4 |
| 14 | M | Y | UK | Czech Republic | 7 | 1/month | 21 |
| 15 | M | Y | USA | Switzerland | 1, 2, 4 | 2/month | 5–7 |
| 16 | M | N | UK | Switzerland | 1 | 1/month | 3 |
| 17 | F | Y | Switzerland | USA | 1 | 3–4/year | 5–7 |
| 18 | M | Y | Switzerland | Singapore | 1 | 2/month | Various |
| 19 | M | N | UK | Switzerland | 1, 2 | 1/month | 14–21 |
| 20 | M | N | Switzerland | Monaco | 1, 5 | 1/month | 10–14 |
| 21 | F | N | Bahamas | Switzerland | 1, 2 | 1/month | 7–14 |
| 22 | M | N | Switzerland | Switzerland | 1 | 1/month | 7 |
| 23 | M | Y | Switzerland | Hong Kong | 1, 4 | 3–4/year | Various |
| 24 | F | Y | Australia | Switzerland | 1, 2 | 2/month | 4–7 |
| 25 | M | N | USA | Switzerland | 7 | Various | Various |
| 26 | M | N | UK | Switzerland | 7 | 1/month | 29 |
| 27 | M | N | India | India | 7 | 4–5/year | 14 |
| 28 | M | Y | USA | Switzerland | 7 | 6–10/year | 1–7 |
| 29 | F | Y | UK | France | 1, 3 | 3–4/year | 5–7 |
| 30 | M | N | India | Switzerland | 1, 2 | 4–5/year | 7 |
| 31 | M | Y | UK | France | 1 | Various | Various |
| 32 | F | N | France | Switzerland | 1, 2 | 6/year | 2–5 |
| ID | Gender | Marital status | Country of origin | Country of residence | IBT destinations | IBT frequency (current) | IBT duration (days) |
|---|---|---|---|---|---|---|---|
| 01 | M | Y | UK | Switzerland | 1, 2 | 1/month | Various |
| 02 | F | N | Romania | Switzerland | 1 | 2–3/week | 1–2 |
| 03 | M | Y | Ireland | Switzerland | 1, 2 | 2/month | 5–7 |
| 04 | M | Y | Switzerland | Singapore | 1, 4 | 4/year | 5–7 |
| 05 | M | Y | USA | Switzerland | 2 | Various | Various |
| 06 | M | Y | Belgium | France | 7 | 1/month | 2 |
| 07 | F | Y | Switzerland | Switzerland | 1 | 4–5/year | 2 |
| 08 | M | N | USA | Switzerland | 1, 2 | 3–4/year | 2–5 |
| 09 | M | N | South Africa | France | 7 | Various (50% of time) | 3–14 |
| 10 | M | Y | UK | Switzerland | 3, 4, 6 | 1/month | 14–30 |
| 11 | F | Y | USA | Switzerland | 1 | 2/year | 3–4 |
| 12 | M | N | Switzerland | Singapore | 1, 4 | 1/two months | 7–14 |
| 13 | F | Y | Switzerland | Switzerland | 4, 5 | 3–4/year | 4 |
| 14 | M | Y | UK | Czech Republic | 7 | 1/month | 21 |
| 15 | M | Y | USA | Switzerland | 1, 2, 4 | 2/month | 5–7 |
| 16 | M | N | UK | Switzerland | 1 | 1/month | 3 |
| 17 | F | Y | Switzerland | USA | 1 | 3–4/year | 5–7 |
| 18 | M | Y | Switzerland | Singapore | 1 | 2/month | Various |
| 19 | M | N | UK | Switzerland | 1, 2 | 1/month | 14–21 |
| 20 | M | N | Switzerland | Monaco | 1, 5 | 1/month | 10–14 |
| 21 | F | N | Bahamas | Switzerland | 1, 2 | 1/month | 7–14 |
| 22 | M | N | Switzerland | Switzerland | 1 | 1/month | 7 |
| 23 | M | Y | Switzerland | Hong Kong | 1, 4 | 3–4/year | Various |
| 24 | F | Y | Australia | Switzerland | 1, 2 | 2/month | 4–7 |
| 25 | M | N | USA | Switzerland | 7 | Various | Various |
| 26 | M | N | UK | Switzerland | 7 | 1/month | 29 |
| 27 | M | N | India | India | 7 | 4–5/year | 14 |
| 28 | M | Y | USA | Switzerland | 7 | 6–10/year | 1–7 |
| 29 | F | Y | UK | France | 1, 3 | 3–4/year | 5–7 |
| 30 | M | N | India | Switzerland | 1, 2 | 4–5/year | 7 |
| 31 | M | Y | UK | France | 1 | Various | Various |
| 32 | F | N | France | Switzerland | 1, 2 | 6/year | 2–5 |
Note(s): Gender: M = Male; F = Female; Marital status: Y = Married; N = Not married; IBT destinations by region: 1 = Europe; 2 = USA; 3 = Africa; 4 = Asia; 5 = Middle East; 6 = South America; 7 = Global operation; A number of participants were reluctant to share personal information and as such we are unable to report on further demographic data
Sharing content requires targeting cookies to be enabled. Please update your cookie preferences to use this feature.